diff --git a/doc/src/sgml/ref/set_role.sgml b/doc/src/sgml/ref/set_role.sgml
index 083e6dc6ea9..9557bb77aba 100644
--- a/doc/src/sgml/ref/set_role.sgml
+++ b/doc/src/sgml/ref/set_role.sgml
@@ -37,7 +37,10 @@ RESET ROLE
    written as either an identifier or a string literal.
    After <command>SET ROLE</command>, permissions checking for SQL commands
    is carried out as though the named role were the one that had logged
-   in originally.
+   in originally.  Note that <command>SET ROLE</command> and
+   <command>SET SESSION AUTHORIZATION</command> are exceptions; permissions
+   checks for those continue to use the current session user and the initial
+   session user (the <firstterm>authenticated user</firstterm>), respectively.
   </para>
 
   <para>
@@ -88,11 +91,6 @@ RESET ROLE
    exercised either with or without <literal>SET ROLE</literal>.
   </para>
 
-  <para>
-   Note that when a superuser chooses to <command>SET ROLE</command> to a
-   non-superuser role, they lose their superuser privileges.
-  </para>
-
   <para>
    <command>SET ROLE</command> has effects comparable to
    <link linkend="sql-set-session-authorization"><command>SET SESSION AUTHORIZATION</command></link>, but the privilege